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| author | xackus <14938807+xackus@users.noreply.github.com> | 2020-06-08 19:06:37 +0200 |
|---|---|---|
| committer | Andrew Kelley <andrew@ziglang.org> | 2020-06-08 17:19:06 -0400 |
| commit | 0d40cb625564ca83f1b3d15202e02af656710c4a (patch) | |
| tree | ffc35c6ac5b7892cf0083711a069aa48479fc7d4 /src/ir.cpp | |
| parent | c405844b0a039e6f2ba766d80644e06c1438654c (diff) | |
| download | zig-0d40cb625564ca83f1b3d15202e02af656710c4a.tar.gz zig-0d40cb625564ca83f1b3d15202e02af656710c4a.zip | |
stage1: fix crash on slice byte reinterpretation
Diffstat (limited to 'src/ir.cpp')
| -rw-r--r-- | src/ir.cpp | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/src/ir.cpp b/src/ir.cpp index 54442861ca..3583f6ff05 100644 --- a/src/ir.cpp +++ b/src/ir.cpp @@ -29043,11 +29043,24 @@ static Error buf_read_value_bytes(IrAnalyze *ira, CodeGen *codegen, AstNode *sou case ZigTypeIdStruct: switch (val->type->data.structure.layout) { case ContainerLayoutAuto: { - ErrorMsg *msg = opt_ir_add_error_node(ira, codegen, source_node, - buf_sprintf("non-extern, non-packed struct '%s' cannot have its bytes reinterpreted", - buf_ptr(&val->type->name))); - add_error_note(codegen, msg, val->type->data.structure.decl_node, - buf_sprintf("declared here")); + switch(val->type->data.structure.special){ + case StructSpecialNone: + case StructSpecialInferredTuple: + case StructSpecialInferredStruct: { + ErrorMsg *msg = opt_ir_add_error_node(ira, codegen, source_node, + buf_sprintf("non-extern, non-packed struct '%s' cannot have its bytes reinterpreted", + buf_ptr(&val->type->name))); + add_error_note(codegen, msg, val->type->data.structure.decl_node, + buf_sprintf("declared here")); + break; + } + case StructSpecialSlice: { + opt_ir_add_error_node(ira, codegen, source_node, + buf_sprintf("slice '%s' cannot have its bytes reinterpreted", + buf_ptr(&val->type->name))); + break; + } + } return ErrorSemanticAnalyzeFail; } case ContainerLayoutExtern: { |