335e68d8bc
Enables the support of `-fcf-protection=return` on RISC-V, which requires Zicfiss. It also adds a string attribute "hw-shadow-stack" to every function if the option is set on RISC-V
10 lines
677 B
C
10 lines
677 B
C
// RUN: %clang_cc1 -triple riscv64 -target-feature +experimental-zicfiss -emit-llvm -o - %s -fcf-protection=return | FileCheck %s
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// RUN: %clang_cc1 -triple riscv64 -target-feature +experimental-zicfiss -emit-llvm -o - %s | FileCheck -check-prefix=NOSHADOWSTACK %s
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// RUN: %clang_cc1 -triple riscv32 -target-feature +experimental-zicfiss -emit-llvm -o - %s -fcf-protection=return | FileCheck %s
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// RUN: %clang_cc1 -triple riscv32 -target-feature +experimental-zicfiss -emit-llvm -o - %s | FileCheck -check-prefix=NOSHADOWSTACK %s
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int foo(int *a) { return *a; }
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// CHECK: attributes {{.*}}"hw-shadow-stack"{{.*}}
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// NOSHADOWSTACK-NOT: attributes {{.*}}"hw-shadow-stack"{{.*}}
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