clang/test/Driver/loongarch-mdouble-float.c

   1 // RUN: %clang --target=loongarch64 -mdouble-float -fsyntax-only %s -### 2>&1 | \
   2 // RUN:   FileCheck %s --check-prefix=CC1
   3 // RUN: %clang --target=loongarch64 -mdouble-float -mfpu=64 -mabi=lp64d -fsyntax-only %s -### 2>&1 | \
   4 // RUN:   FileCheck %s --check-prefixes=CC1,NOWARN
   5 // RUN: %clang --target=loongarch64 -mdouble-float -mfpu=0 -mabi=lp64s -fsyntax-only %s -### 2>&1 | \
   6 // RUN:   FileCheck %s --check-prefixes=CC1,WARN,WARN-FPU0
   7 // RUN: %clang --target=loongarch64 -mdouble-float -mfpu=none -mabi=lp64s -fsyntax-only %s -### 2>&1 | \
   8 // RUN:   FileCheck %s --check-prefixes=CC1,WARN,WARN-FPUNONE
   9 // RUN: %clang --target=loongarch64 -mdouble-float -S -emit-llvm %s -o - | \
  10 // RUN:   FileCheck %s --check-prefix=IR
  11
  12 // NOWARN-NOT: warning:
  13 // WARN: warning: ignoring '-mabi=lp64s' as it conflicts with that implied by '-mdouble-float' (lp64d)
  14 // WARN-FPU0: warning: ignoring '-mfpu=0' as it conflicts with that implied by '-mdouble-float' (64)
  15 // WARN-FPUNONE: warning: ignoring '-mfpu=none' as it conflicts with that implied by '-mdouble-float' (64)
  16
  17 // CC1: "-target-feature" "+f"{{.*}} "-target-feature" "+d"
  18 // CC1: "-target-abi" "lp64d"
  19
  20 // IR: attributes #[[#]] ={{.*}}"target-features"="{{(.*,)?}}+d,{{(.*,)?}}+f{{(,.*)?}}"
  21
  22 int foo(void) {
  23   return 3;
  24 }