f193bcc701
This reverts the following commits: 37ca7a795b277c20c02a218bf44052278c03344b 9aa6c72b92b6c89cc6d23b693257df9af7de2d15 705387c5074bcca36d626882462ebbc2bcc3bed4 8ca4b3ef19fe82d7ad6a6e1515317dcc01b41515 80dba72a669b5416e97a42fd2c2a7bc5a6d3f44a
45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
// RUN: %clang_cc1 -triple x86_64-linux-gnu -ffast-math -ffp-contract=fast -emit-llvm -o - %s | FileCheck %s
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float test_default(float a, float b, float c) {
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float tmp = a;
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tmp += b;
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tmp += c;
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return tmp;
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}
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// CHECK: define{{.*}} float @_Z12test_defaultfff(float %a, float %b, float %c) [[FAST_ATTRS:#[0-9]+]]
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// CHECK: fadd fast float {{%.+}}, {{%.+}}
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// CHECK: fadd fast float {{%.+}}, {{%.+}}
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float test_precise_on_pragma(float a, float b, float c) {
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float tmp = a;
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{
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#pragma float_control(precise, on)
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tmp += b;
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}
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tmp += c;
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return tmp;
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}
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// CHECK: define{{.*}} float @_Z22test_precise_on_pragmafff(float %a, float %b, float %c) [[PRECISE_ATTRS:#[0-9]+]]
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// CHECK: fadd float {{%.+}}, {{%.+}}
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// CHECK: fadd fast float {{%.+}}, {{%.+}}
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float test_reassociate_off_pragma(float a, float b, float c) {
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float tmp = a;
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{
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#pragma clang fp reassociate(off)
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tmp += b;
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}
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tmp += c;
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return tmp;
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}
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// CHECK: define{{.*}} float @_Z27test_reassociate_off_pragmafff(float %a, float %b, float %c) [[NOREASSOC_ATTRS:#[0-9]+]]
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// CHECK: fadd nnan ninf nsz arcp contract afn float {{%.+}}, {{%.+}}
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// CHECK: fadd fast float {{%.+}}, {{%.+}}
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// CHECK: attributes [[FAST_ATTRS]] = { {{.*}}"no-infs-fp-math"="true" {{.*}}"no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" {{.*}}"unsafe-fp-math"="true"{{.*}} }
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// CHECK: attributes [[PRECISE_ATTRS]] = { {{.*}}"no-infs-fp-math"="false" {{.*}}"no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" {{.*}}"unsafe-fp-math"="false"{{.*}} }
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// CHECK: attributes [[NOREASSOC_ATTRS]] = { {{.*}}"no-infs-fp-math"="true" {{.*}}"no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" {{.*}}"unsafe-fp-math"="false"{{.*}} }
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