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Object: Downgrade invalid weak externals from an assert fail to an llvm::Error when creating an irsymtab.

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This fixes bitcode emission for modules containing invalid weak externals.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312686 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Peter Collingbourne
2017-09-07 01:33:52 +00:00
parent e0de89287c
commit c906847356
2 changed files with 17 additions and 3 deletions
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test/Bitcode/invalid-weak-external.ll
+11
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@@ -0,0 +1,11 @@
; REQUIRES: x86-registered-target
; RUN: opt -o %t %s
; RUN: not llvm-lto2 dump-symtab %t 2>&1 | FileCheck %s
target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
target triple = "x86_64-pc-windows-msvc"
@bar = global i32 0
; CHECK: Invalid weak external
@foo = weak alias i32, i32* getelementptr (i32, i32* @bar, i32 1)