From 1fa45e77154732af147e87aee1779a3b10db2b7a Mon Sep 17 00:00:00 2001 From: Jason Merrill Date: Fri, 6 Sep 2024 15:14:33 -0400 Subject: [PATCH] c++: adjust testcase to reveal failure [PR107919] This test appeared to be passing, but only because the warning was suppressed by #pragma system_header. PR tree-optimization/107919 gcc/testsuite/ChangeLog: * g++.dg/warn/Wuninitialized-pr107919-1.C: Add -Wsystem-headers and xfail. --- gcc/testsuite/g++.dg/warn/Wuninitialized-pr107919-1.C | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/gcc/testsuite/g++.dg/warn/Wuninitialized-pr107919-1.C b/gcc/testsuite/g++.dg/warn/Wuninitialized-pr107919-1.C index 067a44a462e1..049fa4d307ae 100644 --- a/gcc/testsuite/g++.dg/warn/Wuninitialized-pr107919-1.C +++ b/gcc/testsuite/g++.dg/warn/Wuninitialized-pr107919-1.C @@ -1,6 +1,6 @@ // { dg-do compile } // { dg-require-effective-target c++17 } -// { dg-options "-O2 -Wuninitialized" } +// { dg-options "-O2 -Wuninitialized -Wsystem-headers" } #include #include @@ -13,3 +13,5 @@ void do_something(void* storage) auto& swappedValue = *reinterpret_cast(storage); std::swap(event, swappedValue); } + +// { dg-bogus "may be used uninitialized" "" { xfail *-*-* } 0 } -- 2.47.2