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Merge pull request #85156 from tshortli/fallthrough-warning

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SIL: Fix a `-Wimplicit-fallthrough` warning
This commit is contained in:
Allan Shortlidge
2025-10-27 21:42:53 -07:00
committed by GitHub
parent 51e03a76f3 d238bfcd9c
commit 4eb0e959df
2 changed files with 3 additions and 2 deletions
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3
lib/SIL/Verifier/SILVerifier.cpp
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@@ -2550,7 +2550,8 @@ public:
case BuiltinValueKind::id: \
require(false, \
"this builtin should never show up as builtin inst. It should " \
"only result in other SIL instructions being emitted by SILGen");
"only result in other SIL instructions being emitted by SILGen"); \
break;
#define BUILTIN(ID, Name, Attrs) \
case BuiltinValueKind::ID: \
break;

2
utils/build-presets.ini
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@@ -681,7 +681,7 @@ enable-new-runtime-build
# Escalate certain C++ warnings to errors for Swift.
extra-swift-cmake-options=
-DSWIFT_EXTRA_CXX_FLAGS="-Werror=unused -Werror=uninitialized"
-DSWIFT_EXTRA_CXX_FLAGS="-Werror=unused -Werror=uninitialized -Werror=implicit-fallthrough"
[preset: buildbot_incremental,tools=RA,stdlib=RD,smoketest=macosx,flto]
mixin-preset=buildbot_incremental,tools=RA,stdlib=RD,smoketest=macosx