[all-commits] [llvm/llvm-project] cfa4d1: [compiler-rt] change write order of frexpl & frexp...

[Emily Shi via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cfa4d112da8da97480c3018c68389aa06cb3efb8
      https://github.com/llvm/llvm-project/commit/cfa4d112da8da97480c3018c68389aa06cb3efb8
  Author: Emily Shi <code at emi.sh>
  Date:   2021-07-16 (Fri, 16 Jul 2021)

  Changed paths:
    M compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc
    A compiler-rt/test/asan/TestCases/frexpf_interceptor.cpp
    A compiler-rt/test/asan/TestCases/frexpl_interceptor.cpp

  Log Message:
  -----------
  [compiler-rt] change write order of frexpl & frexpf so it doesn't corrupt stack ids

This was fixed in the past for `frexp`, but was not made for `frexpl` & `frexpf` https://github.com/google/sanitizers/issues/321
This patch copies the fix over to `frexpl` because it caused `frexp_interceptor.cpp` test to fail on iPhone and `frexpf` for consistency.

rdar://79652161

Reviewed By: delcypher, vitalybuka

Differential Revision: https://reviews.llvm.org/D104948