[PATCH] D96473: [WebAssembly] Fix assert in lookup of section symbols

[Wouter van Oortmerssen via Phabricator via llvm-commits]

aardappel updated this revision to Diff 322878.

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D96473/new/

https://reviews.llvm.org/D96473

Files:
  llvm/lib/MC/MCContext.cpp
  llvm/test/MC/WebAssembly/section-symbol.s


Index: llvm/test/MC/WebAssembly/section-symbol.s
===================================================================
--- /dev/null
+++ llvm/test/MC/WebAssembly/section-symbol.s
@@ -0,0 +1,14 @@
+# RUN: llvm-mc -triple=wasm32 < %s | FileCheck %s
+
+# check that we can refer to section symbols of other sections.
+# getWasmSection currently forces the section symbol to have a suffix.
+
+    .section    .debug_abbrev,"",@
+    .int8       1
+    .section    .debug_info,"",@
+    .int32      .debug_abbrev0
+
+# CHECK:         .section    .debug_abbrev,"",@
+# CHECK-NEXT:    .int8       1
+# CHECK-NEXT:    .section    .debug_info,"",@
+# CHECK-NEXT:    .int32      .debug_abbrev0
Index: llvm/lib/MC/MCContext.cpp
===================================================================
--- llvm/lib/MC/MCContext.cpp
+++ llvm/lib/MC/MCContext.cpp
@@ -652,6 +652,7 @@
   StringRef CachedName = Entry.first.SectionName;
 
   MCSymbol *Begin = createSymbol(CachedName, true, false);
+  Symbols[Begin->getName()] = Begin;
   cast<MCSymbolWasm>(Begin)->setType(wasm::WASM_SYMBOL_TYPE_SECTION);
 
   MCSectionWasm *Result = new (WasmAllocator.Allocate())


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