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| author | Chris Lattner <sabre@nondot.org> | 2008-05-02 22:07:34 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2008-05-02 22:07:34 +0000 |
| commit | 6238dada275372502d435f29670e7684d7affac7 (patch) | |
| tree | d391afed6147a95df9df430bb4044c4e63922721 | |
| parent | e3b320bd4b31d9f5f169a2791476bd17e59c5801 (diff) | |
| download | bcm5719-llvm-6238dada275372502d435f29670e7684d7affac7.tar.gz bcm5719-llvm-6238dada275372502d435f29670e7684d7affac7.zip | |
verify builtin optimization works like gcc.
llvm-svn: 50594
| -rw-r--r-- | llvm/test/CFrontend/libcalls.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/test/CFrontend/libcalls.c b/llvm/test/CFrontend/libcalls.c new file mode 100644 index 00000000000..c027ea4125e --- /dev/null +++ b/llvm/test/CFrontend/libcalls.c @@ -0,0 +1,10 @@ +// llvm-gcc -O1+ should run simplify libcalls, O0 shouldn't +// and -fno-builtins shouldn't. +// RUN: %llvmgcc %s -S -emit-llvm -O0 -o - | grep {call.*exp2f} +// RUN: %llvmgcc %s -S -emit-llvm -O1 -o - | grep {call.*ldexp} +// RUN: %llvmgcc %s -S -emit-llvm -O3 -fno-builtin -o - | grep {call.*exp2f} + +float t4(unsigned char x) { + return exp2f(x); +} + |
