forked from OSchip/llvm-project
21 lines
1.5 KiB
C
21 lines
1.5 KiB
C
// REQUIRES: aarch64-registered-target
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// RUN: %clang -fno-legacy-pass-manager -fsanitize=hwaddress -target aarch64-linux-gnu -S -emit-llvm -mllvm -hwasan-use-stack-safety=true -mllvm -hwasan-generate-tags-with-calls -O2 %s -o - | FileCheck %s --check-prefix=SAFETY
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// RUN: %clang -fno-legacy-pass-manager -fsanitize=hwaddress -target aarch64-linux-gnu -S -emit-llvm -mllvm -hwasan-use-stack-safety=false -mllvm -hwasan-generate-tags-with-calls -O2 %s -o - | FileCheck %s --check-prefix=NOSAFETY
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// RUN: %clang -flegacy-pass-manager -fsanitize=hwaddress -target aarch64-linux-gnu -S -emit-llvm -mllvm -hwasan-use-stack-safety=true -mllvm -hwasan-generate-tags-with-calls -O2 %s -o - | FileCheck %s --check-prefix=SAFETY
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// RUN: %clang -flegacy-pass-manager -fsanitize=hwaddress -target aarch64-linux-gnu -S -emit-llvm -mllvm -hwasan-use-stack-safety=false -mllvm -hwasan-generate-tags-with-calls -O2 %s -o - | FileCheck %s --check-prefix=NOSAFETY
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// Default when optimizing, but not with O0.
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// RUN: %clang -fsanitize=hwaddress -target aarch64-linux-gnu -S -emit-llvm -mllvm -hwasan-generate-tags-with-calls -O2 %s -o - | FileCheck %s --check-prefix=SAFETY
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// RUN: %clang -fsanitize=hwaddress -target aarch64-linux-gnu -S -emit-llvm -mllvm -hwasan-generate-tags-with-calls -O0 %s -o - | FileCheck %s --check-prefix=NOSAFETY
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int main(int argc, char **argv) {
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char buf[10];
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volatile char *x = buf;
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*x = 0;
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return buf[0];
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// NOSAFETY: call i8 @__hwasan_generate_tag
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// SAFETY-NOT: call i8 @__hwasan_generate_tag
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}
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