1b1c8d83d3
Turning on `enable_noundef_analysis` flag allows better codegen by removing freeze instructions. I modified clang by renaming `enable_noundef_analysis` flag to `disable-noundef-analysis` and turning it off by default. Test updates are made as a separate patch: D108453 Reviewed By: eugenis Differential Revision: https://reviews.llvm.org/D105169
17 lines
790 B
C++
17 lines
790 B
C++
// RUN: %clang_cc1 -emit-llvm -o - -triple arm-arm-none-eabi -fallow-half-arguments-and-returns %s | FileCheck %s
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// RUN: %clang_cc1 -emit-llvm -o - -triple aarch64-arm-none-eabi -fallow-half-arguments-and-returns %s | FileCheck %s
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// Test name-mangling of __fp16 passed directly as a function argument
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// (when that is permitted).
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// CHECK: define {{.*}}void @_Z13fp16_argumentDh(half noundef %{{.*}})
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void fp16_argument(__fp16 arg) {}
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// Test name-mangling of __fp16 as a return type. The return type of
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// fp16_return itself isn't mentioned in the mangled name, so to test
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// this, we have to pass it a function pointer and make __fp16 the
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// return type of that.
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// CHECK: define {{.*}}void @_Z11fp16_returnPFDhvE(half ()* noundef %{{.*}})
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void fp16_return(__fp16 (*func)(void)) {}
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