Fix block addr cache uninitialized issue in aot compiler (#181)

wenyongh · web-flow · commit 4dbe7c44d057 · 2020-02-27T15:33:56.000+08:00
diff --git a/core/iwasm/compilation/aot_emit_control.c b/core/iwasm/compilation/aot_emit_control.c
@@ -197,6 +197,8 @@ aot_compile_op_block(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
         return false;
     }
 
+    memset(block_addr_cache, 0, sizeof(block_addr_cache));
+
     /* Get block info */
     if (!(wasm_loader_find_block_addr((BlockAddr*)block_addr_cache,
                                       *p_frame_ip, frame_ip_end, (uint8)block_type,

Original file line number	Diff line number	Diff line change
`@@ -197,6 +197,8 @@ aot_compile_op_block(AOTCompContext comp_ctx, AOTFuncContext func_ctx,`
`197`	`197`	`return false;`
`198`	`198`	`}`
`199`	`199`
	`200`	`+ memset(block_addr_cache, 0, sizeof(block_addr_cache));`
	`201`	`+`
`200`	`202`	`/* Get block info */`
`201`	`203`	`if (!(wasm_loader_find_block_addr((BlockAddr*)block_addr_cache,`
`202`	`204`	`*p_frame_ip, frame_ip_end, (uint8)block_type,`