fix multitab error reporting

src/arduino.cc/builder/prototypes_adder.go

@@ -92,6 +92,7 @@ func composePrototypeSection(line int, prototypes []*types.Prototype) string {
 	str := joinPrototypes(prototypes)
 	str += "\n#line "
 	str += strconv.Itoa(line)
+	str += " \"" + prototypes[0].File + "\""
 	str += "\n"
 
 	return str

src/arduino.cc/builder/sketch_source_merger.go

@@ -48,7 +48,7 @@ func (s *SketchSourceMerger) Run(context map[string]interface{}) error {
 		includeSection += "#include <Arduino.h>\n"
 		lineOffset++
 	}
-	includeSection += "#line 1\n"
+	includeSection += "#line 1 \"" + strings.Replace((&sketch.MainFile).Name, "\\", "\\\\", -1) + "\"\n"
 	lineOffset++
 	context[constants.CTX_INCLUDE_SECTION] = includeSection
 

src/arduino.cc/builder/test/prototypes_adder_test.go

@@ -82,8 +82,8 @@ func TestPrototypesAdderBridgeExample(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 33 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 46 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 62 \""+absoluteSketchLocation+"\"\nvoid process(BridgeClient client);\n#line 82 \""+absoluteSketchLocation+"\"\nvoid digitalCommand(BridgeClient client);\n#line 109 \""+absoluteSketchLocation+"\"\nvoid analogCommand(BridgeClient client);\n#line 149 \""+absoluteSketchLocation+"\"\nvoid modeCommand(BridgeClient client);\n#line 33\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 33 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 46 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 62 \""+absoluteSketchLocation+"\"\nvoid process(BridgeClient client);\n#line 82 \""+absoluteSketchLocation+"\"\nvoid digitalCommand(BridgeClient client);\n#line 109 \""+absoluteSketchLocation+"\"\nvoid analogCommand(BridgeClient client);\n#line 149 \""+absoluteSketchLocation+"\"\nvoid modeCommand(BridgeClient client);\n#line 33 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 }
 
 func TestPrototypesAdderSketchWithIfDef(t *testing.T) {
@@ -418,8 +418,8 @@ func TestPrototypesAdderSketchWithConfig(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 13 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 17 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 13\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 13 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 17 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 13 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 
 	preprocessed := LoadAndInterpolate(t, filepath.Join("sketch_with_config", "sketch_with_config.preprocessed.txt"), context)
 	require.Equal(t, preprocessed, strings.Replace(context[constants.CTX_SOURCE].(string), "\r\n", "\n", -1))
@@ -433,6 +433,9 @@ func TestPrototypesAdderSketchNoFunctionsTwoFiles(t *testing.T) {
 	buildPath := SetupBuildPath(t, context)
 	defer os.RemoveAll(buildPath)
 
+	sketchLocation := filepath.Join("sketch_no_functions_two_files", "main.ino")
+	absoluteSketchLocation := strings.Replace(Abs(t, sketchLocation), "\\", "\\\\", -1)
+
 	context[constants.CTX_HARDWARE_FOLDERS] = []string{filepath.Join("..", "hardware"), "hardware", "downloaded_hardware"}
 	context[constants.CTX_TOOLS_FOLDERS] = []string{"downloaded_tools"}
 	context[constants.CTX_FQBN] = "arduino:avr:leonardo"
@@ -462,7 +465,7 @@ func TestPrototypesAdderSketchNoFunctionsTwoFiles(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
 	require.Nil(t, context[constants.CTX_PROTOTYPE_SECTION])
 }
 
@@ -474,6 +477,9 @@ func TestPrototypesAdderSketchNoFunctions(t *testing.T) {
 	buildPath := SetupBuildPath(t, context)
 	defer os.RemoveAll(buildPath)
 
+	sketchLocation := filepath.Join("sketch_no_functions", "main.ino")
+	absoluteSketchLocation := strings.Replace(Abs(t, sketchLocation), "\\", "\\\\", -1)
+
 	context[constants.CTX_HARDWARE_FOLDERS] = []string{filepath.Join("..", "hardware"), "hardware", "downloaded_hardware"}
 	context[constants.CTX_TOOLS_FOLDERS] = []string{"downloaded_tools"}
 	context[constants.CTX_FQBN] = "arduino:avr:leonardo"
@@ -503,7 +509,7 @@ func TestPrototypesAdderSketchNoFunctions(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
 	require.Nil(t, context[constants.CTX_PROTOTYPE_SECTION])
 }
 
@@ -547,8 +553,8 @@ func TestPrototypesAdderSketchWithDefaultArgs(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 4 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 7 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 1\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 4 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 7 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 }
 
 func TestPrototypesAdderSketchWithInlineFunction(t *testing.T) {
@@ -591,9 +597,9 @@ func TestPrototypesAdderSketchWithInlineFunction(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
 
-	expected := "#line 1 \"" + absoluteSketchLocation + "\"\nvoid setup();\n#line 2 \"" + absoluteSketchLocation + "\"\nvoid loop();\n#line 4 \"" + absoluteSketchLocation + "\"\nshort unsigned int testInt();\n#line 8 \"" + absoluteSketchLocation + "\"\nstatic int8_t testInline();\n#line 12 \"" + absoluteSketchLocation + "\"\n__attribute__((always_inline)) uint8_t testAttribute();\n#line 1\n"
+	expected := "#line 1 \"" + absoluteSketchLocation + "\"\nvoid setup();\n#line 2 \"" + absoluteSketchLocation + "\"\nvoid loop();\n#line 4 \"" + absoluteSketchLocation + "\"\nshort unsigned int testInt();\n#line 8 \"" + absoluteSketchLocation + "\"\nstatic int8_t testInline();\n#line 12 \"" + absoluteSketchLocation + "\"\n__attribute__((always_inline)) uint8_t testAttribute();\n#line 1 \"" + absoluteSketchLocation + "\"\n"
 	obtained := context[constants.CTX_PROTOTYPE_SECTION].(string)
 	// ctags based preprocessing removes "inline" but this is still OK
 	// TODO: remove this exception when moving to a more powerful parser
@@ -646,8 +652,8 @@ func TestPrototypesAdderSketchWithFunctionSignatureInsideIFDEF(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 1 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 3 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 15 \""+absoluteSketchLocation+"\"\nint8_t adalight();\n#line 1\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 1 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 3 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 15 \""+absoluteSketchLocation+"\"\nint8_t adalight();\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 }
 
 func TestPrototypesAdderSketchWithUSBCON(t *testing.T) {
@@ -690,8 +696,8 @@ func TestPrototypesAdderSketchWithUSBCON(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 5 \""+absoluteSketchLocation+"\"\nvoid ciao();\n#line 10 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 15 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 5\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 5 \""+absoluteSketchLocation+"\"\nvoid ciao();\n#line 10 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 15 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 5 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 }
 
 func TestPrototypesAdderSketchWithTypename(t *testing.T) {
@@ -733,8 +739,8 @@ func TestPrototypesAdderSketchWithTypename(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	expected := "#line 6 \"" + absoluteSketchLocation + "\"\nvoid setup();\n#line 10 \"" + absoluteSketchLocation + "\"\nvoid loop();\n#line 12 \"" + absoluteSketchLocation + "\"\ntypename Foo<char>::Bar func();\n#line 6\n"
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	expected := "#line 6 \"" + absoluteSketchLocation + "\"\nvoid setup();\n#line 10 \"" + absoluteSketchLocation + "\"\nvoid loop();\n#line 12 \"" + absoluteSketchLocation + "\"\ntypename Foo<char>::Bar func();\n#line 6 \"" + absoluteSketchLocation + "\"\n"
 	obtained := context[constants.CTX_PROTOTYPE_SECTION].(string)
 	// ctags based preprocessing ignores line with typename
 	// TODO: remove this exception when moving to a more powerful parser
@@ -783,8 +789,8 @@ func TestPrototypesAdderSketchWithIfDef2(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 5 \""+absoluteSketchLocation+"\"\nvoid elseBranch();\n#line 9 \""+absoluteSketchLocation+"\"\nvoid f1();\n#line 10 \""+absoluteSketchLocation+"\"\nvoid f2();\n#line 12 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 14 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 5\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 5 \""+absoluteSketchLocation+"\"\nvoid elseBranch();\n#line 9 \""+absoluteSketchLocation+"\"\nvoid f1();\n#line 10 \""+absoluteSketchLocation+"\"\nvoid f2();\n#line 12 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 14 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 5 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 
 	expectedSource := LoadAndInterpolate(t, filepath.Join("sketch_with_ifdef", "sketch.preprocessed.txt"), context)
 	require.Equal(t, expectedSource, strings.Replace(context[constants.CTX_SOURCE].(string), "\r\n", "\n", -1))
@@ -830,8 +836,8 @@ func TestPrototypesAdderSketchWithIfDef2SAM(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 2 \""+absoluteSketchLocation+"\"\nvoid ifBranch();\n#line 9 \""+absoluteSketchLocation+"\"\nvoid f1();\n#line 10 \""+absoluteSketchLocation+"\"\nvoid f2();\n#line 12 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 14 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 2\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 2 \""+absoluteSketchLocation+"\"\nvoid ifBranch();\n#line 9 \""+absoluteSketchLocation+"\"\nvoid f1();\n#line 10 \""+absoluteSketchLocation+"\"\nvoid f2();\n#line 12 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 14 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 2 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 
 	expectedSource := LoadAndInterpolate(t, filepath.Join("sketch_with_ifdef", "sketch.preprocessed.SAM.txt"), context)
 	require.Equal(t, expectedSource, strings.Replace(context[constants.CTX_SOURCE].(string), "\r\n", "\n", -1))
@@ -877,8 +883,8 @@ func TestPrototypesAdderSketchWithConst(t *testing.T) {
 		NoError(t, err)
 	}
 
-	require.Equal(t, "#include <Arduino.h>\n#line 1\n", context[constants.CTX_INCLUDE_SECTION].(string))
-	require.Equal(t, "#line 1 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 2 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 4 \""+absoluteSketchLocation+"\"\nconst __FlashStringHelper* test();\n#line 6 \""+absoluteSketchLocation+"\"\nconst int test3();\n#line 8 \""+absoluteSketchLocation+"\"\nvolatile __FlashStringHelper* test2();\n#line 10 \""+absoluteSketchLocation+"\"\nvolatile int test4();\n#line 1\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
+	require.Equal(t, "#include <Arduino.h>\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_INCLUDE_SECTION].(string))
+	require.Equal(t, "#line 1 \""+absoluteSketchLocation+"\"\nvoid setup();\n#line 2 \""+absoluteSketchLocation+"\"\nvoid loop();\n#line 4 \""+absoluteSketchLocation+"\"\nconst __FlashStringHelper* test();\n#line 6 \""+absoluteSketchLocation+"\"\nconst int test3();\n#line 8 \""+absoluteSketchLocation+"\"\nvolatile __FlashStringHelper* test2();\n#line 10 \""+absoluteSketchLocation+"\"\nvolatile int test4();\n#line 1 \""+absoluteSketchLocation+"\"\n", context[constants.CTX_PROTOTYPE_SECTION].(string))
 }
 
 func TestPrototypesAdderSketchWithDosEol(t *testing.T) {

src/arduino.cc/builder/test/sketch2/SketchWithIfDef.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #define DEBUG 1
 #define DISABLED 0
@@ -26,7 +26,7 @@ void debug();
 void disabledIsDefined();
 #line 48 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 int useMyType(MyType type);
-#line 16
+#line 16 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup() {
   // put your setup code here, to run once:
 

src/arduino.cc/builder/test/sketch3/Baladuino.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 /*
  * The code is released under the GNU General Public License.
@@ -92,7 +92,7 @@ WII Wii(&Btd); // The Wii library can communicate with Wiimotes and the Nunchuck
 void setup();
 #line 204 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 88
+#line 88 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup() {
   /* Initialize UART */
   Serial.begin(115200);

src/arduino.cc/builder/test/sketch4/CharWithEscapedDoubleQuote.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #include <SoftwareSerial.h> // required to send and receive AT commands from the GPRS Shield
 #include <Wire.h> // required for I2C communication with the RTC
@@ -81,7 +81,7 @@ void printTime();
 void setup();
 #line 334 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 39
+#line 39 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setPowerStateTo( int newState )
 {
   if( newState != 1 && newState != 0 ) { // tests for an invalid state. In this case no change is made to powerstate

src/arduino.cc/builder/test/sketch5/IncludeBetweenMultilineComment.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #include <CapacitiveSensor.h>
 /*
@@ -10,7 +10,7 @@ CapacitiveSensor cs_13_8 = CapacitiveSensor(13,8);
 void setup();
 #line 10 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 6
+#line 6 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup()
 {
 	Serial.begin(9600);

src/arduino.cc/builder/test/sketch6/LineContinuations.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 const char *foo = "\
 hello \
@@ -11,7 +11,7 @@ world\n";
 void setup();
 #line 11 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 7
+#line 7 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup()
 {
 }

src/arduino.cc/builder/test/sketch7/StringWithComment.preprocessed.txt

@@ -1,11 +1,11 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup();
 #line 10 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup() {
   // put your setup code here, to run once:
   // "comment with a double quote

src/arduino.cc/builder/test/sketch8/SketchWithStruct.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 /* START CODE */
 
@@ -15,7 +15,7 @@ void setup();
 void loop();
 #line 17 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void dostuff (A_NEW_TYPE * bar);
-#line 9
+#line 9 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup() {
 
 }

src/arduino.cc/builder/test/sketch_with_config/sketch_with_config.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #include "config.h"
 
@@ -17,7 +17,7 @@
 void setup();
 #line 17 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 13
+#line 13 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void setup() {
 
 }

src/arduino.cc/builder/test/sketch_with_ifdef/sketch.preprocessed.SAM.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #if __SAM3X8E__
 #line 2 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
@@ -12,7 +12,7 @@ void f2();
 void setup();
 #line 14 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 2
+#line 2 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void ifBranch() {
 }
 #else

src/arduino.cc/builder/test/sketch_with_ifdef/sketch.preprocessed.txt

@@ -1,5 +1,5 @@
 #include <Arduino.h>
-#line 1
+#line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #line 1 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 #if __SAM3X8E__
 void ifBranch() {
@@ -15,7 +15,7 @@ void f2();
 void setup();
 #line 14 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void loop();
-#line 5
+#line 5 "{{EscapeBackSlashes .sketch.MainFile.Name}}"
 void elseBranch() {
 }
 #endif