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Little-endian PowerPC-64 uses __ieee128 instead of __float128 #3070

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Oct 1, 2018
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Little-endian PowerPC-64 uses __ieee128 instead of __float128 #3070

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11 changes: 8 additions & 3 deletions src/ansi-c/ansi_c_internal_additions.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -194,16 +194,21 @@ void ansi_c_internal_additions(std::string &code)

if(
config.ansi_c.arch == "i386" || config.ansi_c.arch == "x86_64" ||
config.ansi_c.arch == "x32" || config.ansi_c.arch == "powerpc" ||
config.ansi_c.arch == "ppc64" || config.ansi_c.arch == "ppc64le" ||
config.ansi_c.arch == "ia64")
config.ansi_c.arch == "x32" || config.ansi_c.arch == "ia64" ||
config.ansi_c.arch == "powerpc" || config.ansi_c.arch == "ppc64")
{
// https://gcc.gnu.org/onlinedocs/gcc/Floating-Types.html
// For clang, __float128 is a keyword.
// For gcc, this is a typedef and not a keyword.
if(config.ansi_c.mode != configt::ansi_ct::flavourt::CLANG)
code += "typedef __CPROVER_Float128 __float128;\n";
}
else if(config.ansi_c.arch == "ppc64le")
{
// https://patchwork.ozlabs.org/patch/792295/
if(config.ansi_c.mode != configt::ansi_ct::flavourt::CLANG)
code += "typedef __CPROVER_Float128 __ieee128;\n";
}
else if(config.ansi_c.arch == "hppa")
{
// https://gcc.gnu.org/onlinedocs/gcc/Floating-Types.html
Expand Down