diff options
Diffstat (limited to 'test/CodeGen/libcalls.c')
-rw-r--r-- | test/CodeGen/libcalls.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/CodeGen/libcalls.c b/test/CodeGen/libcalls.c new file mode 100644 index 000000000000..695321622fed --- /dev/null +++ b/test/CodeGen/libcalls.c @@ -0,0 +1,22 @@ +// RUN: clang-cc -fmath-errno=1 -emit-llvm -o %t %s && +// RUN: grep "declare " %t | count 6 && +// RUN: grep "declare " %t | grep "@llvm." | count 1 && +// RUN: clang-cc -fmath-errno=0 -emit-llvm -o %t %s && +// RUN: grep "declare " %t | count 6 && +// RUN: grep "declare " %t | grep -v "@llvm." | count 0 + +// IRgen only pays attention to const; it should always call llvm for +// this. +float sqrtf(float) __attribute__((const)); + +void test_sqrt(float a0, double a1, long double a2) { + float l0 = sqrtf(a0); + double l1 = sqrt(a1); + long double l2 = sqrtl(a2); +} + +void test_pow(float a0, double a1, long double a2) { + float l0 = powf(a0, a0); + double l1 = pow(a1, a1); + long double l2 = powl(a2, a2); +} |