[Bug target/105932] New: Small structures returned incorrectly in i386 Microsoft ABI

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105932 Bug ID: 105932 Summary: Small structures returned incorrectly in i386 Microsoft ABI Product: gcc Version: 12.1.0 Status: UNCONFIRMED Keywords: ABI, wrong-code

[Bug c/105875] New: Toggling an atomic_bool is inefficient

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105875 Bug ID: 105875 Summary: Toggling an atomic_bool is inefficient Product: gcc Version: 12.1.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal

[Bug c++/103091] New: Can't jump into scope of a variable with a nontrivial destructor in C++20

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103091 Bug ID: 103091 Summary: Can't jump into scope of a variable with a nontrivial destructor in C++20 Product: gcc Version: 11.2.1 Status: UNCONFIRMED Keywords: re

[Bug debug/102442] Incorrect debug info for C89-style function parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102442 Joseph C. Sible changed: What|Removed |Added CC||josephcsible at gmail dot com --- Com

[Bug c++/101465] New: Poorly worded error from a call to a pointer-to-member function not wrapped in parentheses

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101465 Bug ID: 101465 Summary: Poorly worded error from a call to a pointer-to-member function not wrapped in parentheses Product: gcc Version: 11.1.0 Status: UNCONFIRMED

[Bug c/101432] New: NULL dereferences aren't assumed to be unreachable even with -fdelete-null-pointer-checks -fno-isolate-erroneous-paths-dereference

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101432 Bug ID: 101432 Summary: NULL dereferences aren't assumed to be unreachable even with -fdelete-null-pointer-checks -fno-isolate-erroneous-paths-dereference Product: gcc

[Bug c/101358] New: Warn when saving a pointer to an object with temporary lifetime

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101358 Bug ID: 101358 Summary: Warn when saving a pointer to an object with temporary lifetime Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: diagnostic

[Bug middle-end/100861] False positive -Wmismatched-new-delete with destroying operator delete

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100861 --- Comment #2 from Joseph C. Sible --- Wait, if it's just checking whether the calls to operator new and operator delete match up, then why does adding "virtual ~Widget() {}" make the warning go away?

[Bug c++/100861] New: False positive -Wmismatched-new-delete with destroying operator delete

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100861 Bug ID: 100861 Summary: False positive -Wmismatched-new-delete with destroying operator delete Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: diagnos

[Bug c++/91859] Using destroying delete should not clobber stores to the object

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91859 --- Comment #5 from Joseph C. Sible --- The real problem mentioned in comment 2 still happens as of GCC 11.1. I've narrowed it down somewhat to the optimization flags "-Og -ftree-dse -ftree-pta". Removing any one of those will make it behave agai

[Bug c++/97820] New: VLAs in function declarations fail to compile

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97820 Bug ID: 97820 Summary: VLAs in function declarations fail to compile Product: gcc Version: 10.2.0 Status: UNCONFIRMED Keywords: rejects-valid Severity: normal P