diff options
Diffstat (limited to 'dev-lang/ghc/files/ghc-7.4.1-ticket-7339-fix-unaligned-unreg.patch')
-rw-r--r-- | dev-lang/ghc/files/ghc-7.4.1-ticket-7339-fix-unaligned-unreg.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/dev-lang/ghc/files/ghc-7.4.1-ticket-7339-fix-unaligned-unreg.patch b/dev-lang/ghc/files/ghc-7.4.1-ticket-7339-fix-unaligned-unreg.patch new file mode 100644 index 000000000000..f2f19f1bbab4 --- /dev/null +++ b/dev-lang/ghc/files/ghc-7.4.1-ticket-7339-fix-unaligned-unreg.patch @@ -0,0 +1,28 @@ +From 26f8466507bd9383e0a7d1e62e397eca4a13822a Mon Sep 17 00:00:00 2001 +From: Sergei Trofimovich <slyfox@gentoo.org> +Date: Tue, 13 Nov 2012 01:39:14 +0300 +Subject: [PATCH] Fix unaligned access on alpha and friends (ticket #7339) + +Assume unknown arch (alpha and mips) an alignment sensitive target. +Otherwise on alpha it causes ghc-7.4.1 to generate invalud lexers. + +Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org> +--- + compiler/cmm/PprC.hs | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/compiler/cmm/PprC.hs b/compiler/cmm/PprC.hs +index 21826f8..8cdcde6 100644 +--- a/compiler/cmm/PprC.hs ++++ b/compiler/cmm/PprC.hs +@@ -963,6 +963,7 @@ cLoad platform expr rep + | otherwise + = char '*' <> parens (cCast platform (machRepPtrCType rep) expr) + where -- On these platforms, unaligned loads are known to cause problems ++ bewareLoadStoreAlignment ArchUnknown = True -- like alpha or mips + bewareLoadStoreAlignment (ArchARM {}) = True + bewareLoadStoreAlignment _ = False + +-- +1.8.0 + |