Regressions on master at commit r15-1544 vs commit r15-1539 on Linux/x86_64

Regressions on master at commit r15-1544 vs commit r15-1539 on Linux/x86_64 New failures: FAIL: c-c++-common/analyzer/malloc-sarif-1.c -std=c++14 (test .sarif output against SARIF schema) FAIL: c-c++-common/analyzer/malloc-sarif-1.c -std=c++14 (test .sarif output against SARIF schema) FAIL: c

[Linaro-TCWG-CI] gcc-15-1500-g1340ddea015: FAIL: 2 regressions on arm

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Re: [Linaro-TCWG-CI] gcc-15-1500-g1340ddea015: FAIL: 2 regressions on arm

Hi, I looked into this and still don't understand how to reproduce it. The issue as logged in libstdc++.log is a call from find_last_set(simd_mask>) to _MaskImplNeonMixin::_S_to_bits, which calls vpadd_s32 with two [[gnu::vector_size(8)]] int arguments. The CI compiler complains "error: canno