diff options
Diffstat (limited to 'meta/recipes-devtools/llvm/llvm/0001-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch')
-rw-r--r-- | meta/recipes-devtools/llvm/llvm/0001-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta/recipes-devtools/llvm/llvm/0001-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch b/meta/recipes-devtools/llvm/llvm/0001-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch new file mode 100644 index 0000000000..a5c53b6657 --- /dev/null +++ b/meta/recipes-devtools/llvm/llvm/0001-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch @@ -0,0 +1,31 @@ +From 3b30a9bda88374e8f03bf96e972aee5bd214b98b Mon Sep 17 00:00:00 2001 +From: Alexander Kanavin <alex.kanavin@gmail.com> +Date: Fri, 27 Nov 2020 10:11:08 +0000 +Subject: [PATCH] AsmMatcherEmitter: sort ClassInfo lists by name as well + +Otherwise, there are instances which are identical in +every other field and therefore sort non-reproducibly +(which breaks binary and source reproducibiliy). + +Upstream-Status: Submitted [https://reviews.llvm.org/D97477] +Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com> +--- + llvm/utils/TableGen/AsmMatcherEmitter.cpp | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp +index 73724e662f9e..1ca9c73415db 100644 +--- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp ++++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp +@@ -361,7 +361,10 @@ public: + // name of a class shouldn't be significant. However, some of the backends + // accidentally rely on this behaviour, so it will have to stay like this + // until they are fixed. +- return ValueName < RHS.ValueName; ++ if (ValueName != RHS.ValueName) ++ return ValueName < RHS.ValueName; ++ // All else being equal, we should sort by name, for source and binary reproducibility ++ return Name < RHS.Name; + } + }; + |