llvm-mirror/test/FrontendC/libcalls-d.c
Duncan Sands 020f241883 Remove explicit uses of -emit-llvm, the test infrastructure adds it
automatically.  Use -S with llvm-gcc rather than -c, so tests can
work when llvm-gcc is really dragonegg (which can output IR with -S
but not -c).

llvm-svn: 120158
2010-11-25 21:24:35 +00:00

15 lines
497 B
C

// llvm-gcc -O1+ should run simplify libcalls, O0 shouldn't
// and -fno-builtins shouldn't.
// -fno-math-errno should emit an llvm intrinsic, -fmath-errno should not.
// RUN: %llvmgcc %s -S -fno-math-errno -O0 -o - | grep {call.*exp2\\.f64}
// RUN: %llvmgcc %s -S -fmath-errno -O0 -o - | grep {call.*exp2}
// RUN: %llvmgcc %s -S -O1 -o - | grep {call.*ldexp}
// RUN: %llvmgcc %s -S -O3 -fno-builtin -o - | grep {call.*exp2}
double exp2(double);
double t4(unsigned char x) {
return exp2(x);
}