30 lines
921 B
C
30 lines
921 B
C
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/* RUN: %clang_cc1 -std=c89 -emit-llvm -o - %s | FileCheck %s
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RUN: %clang_cc1 -std=c99 -emit-llvm -o - %s | FileCheck %s
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RUN: %clang_cc1 -std=c11 -emit-llvm -o - %s | FileCheck %s
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RUN: %clang_cc1 -std=c17 -emit-llvm -o - %s | FileCheck %s
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RUN: %clang_cc1 -std=c2x -emit-llvm -o - %s | FileCheck %s
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*/
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/* WG14 DR094: yes
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* Are constraints on function return the same as assignment?
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*/
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float func(void) { return 1.0f; }
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void other_func(void) {
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int i;
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float f;
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/* Test that there's been a conversion from float to int. */
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i = func();
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// CHECK: %call = call float @func()
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// CHECK-NEXT: %conv = fptosi float %call to i32
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// CHECK-NEXT: store i32 %conv, ptr %i, align 4
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/* Test that the conversion looks the same as an assignment. */
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i = f;
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// CHECK: %0 = load float, ptr %f, align 4
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// CHECK-NEXT: %conv1 = fptosi float %0 to i32
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// CHECK-NEXT: store i32 %conv1, ptr %i, align 4
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}
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