Bill Wendling 72aa619a7f Warn of uninitialized variables on asm goto's indirect branch ...

Summary:
Outputs from an asm goto block cannot be used on the indirect branch.
It's not supported and may result in invalid code generation.

Reviewers: jyknight, nickdesaulniers, hfinkel

Reviewed By: nickdesaulniers

Subscribers: martong, cfe-commits, rnk, craig.topper, hiraditya, rsmith

Tags: #clang

Differential Revision: https://reviews.llvm.org/D71314

2020-03-10 13:48:48 -07:00

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