| ; Test -lto-freestanding option for libLTO. |
| ; RUN: llvm-as < %s > %t.bc |
| |
| ; Regular run: expects fprintf to be turned into fwrite |
| ; RUN: llvm-lto %t.bc -exported-symbol=_foo -o %t.o |
| ; RUN: llvm-nm %t.o | FileCheck %s --check-prefix=LTO |
| ; LTO: fwrite |
| |
| ; Freestanding run: expects fprintf to NOT be turned into fwrite |
| ; RUN: llvm-lto %t.bc -lto-freestanding -exported-symbol=_foo -o %t.o |
| ; RUN: llvm-nm %t.o | FileCheck %s --check-prefix=LTO-FREESTANDING |
| ; LTO-FREESTANDING: fprintf |
| |
| ; Same with ThinLTO now. |
| ; RUN: opt -module-hash -module-summary %s -o %t.bc |
| |
| ; Regular run: expects fprintf to be turned into fwrite |
| ; RUN: llvm-lto -exported-symbol=_foo -thinlto-action=run %t.bc |
| ; RUN: llvm-nm %t.bc.thinlto.o | FileCheck %s --check-prefix=ThinLTO |
| ; ThinLTO: fwrite |
| |
| ; Freestanding run: expects fprintf to NOT be turned into fwrite |
| ; RUN: llvm-lto -lto-freestanding -exported-symbol=_foo -thinlto-action=run %t.bc |
| ; RUN: llvm-nm %t.bc.thinlto.o | FileCheck %s --check-prefix=ThinLTO-FREESTANDING |
| ; ThinLTO-FREESTANDING: fprintf |
| |
| |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.11.0" |
| |
| declare i32 @fprintf(%FILE*, i8*, ...) |
| |
| %FILE = type { } |
| |
| @hello_world = constant [13 x i8] c"hello world\0A\00" |
| @percent_s = constant [3 x i8] c"%s\00" |
| |
| ; Check fprintf(fp, "%s", str) -> fwrite(str, fp) only when builtins are enabled |
| |
| define void @foo(%FILE* %fp) { |
| %fmt = getelementptr [3 x i8], [3 x i8]* @percent_s, i32 0, i32 0 |
| %str = getelementptr [13 x i8], [13 x i8]* @hello_world, i32 0, i32 0 |
| call i32 (%FILE*, i8*, ...) @fprintf(%FILE* %fp, i8* %fmt, i8* %str) |
| ret void |
| } |
| |