Author: Vitaly Buka Date: 2024-12-07T14:50:19-08:00 New Revision: 66f9448b4b14a117141a3efd014e1240b30b741f
URL: https://github.com/llvm/llvm-project/commit/66f9448b4b14a117141a3efd014e1240b30b741f DIFF: https://github.com/llvm/llvm-project/commit/66f9448b4b14a117141a3efd014e1240b30b741f.diff LOG: [NFC][ubsan] Pre-commit test with missed optimization (#119012) Added: clang/test/CodeGen/allow-ubsan-check-inline.c Modified: Removed: ################################################################################ diff --git a/clang/test/CodeGen/allow-ubsan-check-inline.c b/clang/test/CodeGen/allow-ubsan-check-inline.c new file mode 100644 index 00000000000000..cabe76d8034d77 --- /dev/null +++ b/clang/test/CodeGen/allow-ubsan-check-inline.c @@ -0,0 +1,23 @@ +// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s -fsanitize=signed-integer-overflow -mllvm -ubsan-guard-checks -O3 -mllvm -lower-allow-check-random-rate=1 -Rpass=lower-allow-check -Rpass-missed=lower-allow-check -fno-inline 2>&1 | FileCheck %s --check-prefixes=NOINL --implicit-check-not="remark:" +// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s -fsanitize=signed-integer-overflow -mllvm -ubsan-guard-checks -O3 -mllvm -lower-allow-check-random-rate=1 -Rpass=lower-allow-check -Rpass-missed=lower-allow-check 2>&1 | FileCheck %s --check-prefixes=INLINE --implicit-check-not="remark:" + +int get(); +void set(int x); + +// We will only make decision in the `overflow` function. +// NOINL-COUNT-1: remark: Allowed check: + +// FIXME: We will make decision on every inline. +// INLINE-COUNT-1: remark: Allowed check: + +static void overflow() { + set(get() + get()); +} + +void test() { + overflow(); + overflow(); + overflow(); + overflow(); + overflow(); +} _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
