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authorBen Gamari <bgamari.foss@gmail.com>2018-11-02 14:25:27 -0400
committerBen Gamari <ben@smart-cactus.org>2018-11-02 17:13:03 -0400
commit6bb8aaa3b4fcebf8f0de2f81f00dcc20b857c4f5 (patch)
tree09eaa82c607421240ba01ff0b312b804f44bab5e /rts/sm/Sanity.c
parent5f81952e230fef1f65ae473e09d44101c489c483 (diff)
downloadhaskell-6bb8aaa3b4fcebf8f0de2f81f00dcc20b857c4f5.tar.gz
rts: Add FALLTHROUGH macro
Instead of using the GCC `/* fallthrough */` syntax we now use the `__attribute__((fallthrough))`, which Phyx says should be more portable than the former. Also adds a missing fallthrough annotation in the MachO linker, fixing #14613. Reviewers: erikd, simonmar Reviewed By: simonmar Subscribers: rwbarton, carter GHC Trac Issues: #14613 Differential Revision: https://phabricator.haskell.org/D5292
Diffstat (limited to 'rts/sm/Sanity.c')
-rw-r--r--rts/sm/Sanity.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/rts/sm/Sanity.c b/rts/sm/Sanity.c
index c6861f4134..1da3e4416f 100644
--- a/rts/sm/Sanity.c
+++ b/rts/sm/Sanity.c
@@ -102,7 +102,7 @@ checkStackFrame( StgPtr c )
case UPDATE_FRAME:
ASSERT(LOOKS_LIKE_CLOSURE_PTR(((StgUpdateFrame*)c)->updatee));
- /* fallthrough */
+ FALLTHROUGH;
case ATOMICALLY_FRAME:
case CATCH_RETRY_FRAME:
case CATCH_STM_FRAME: