[Python-checkins] gh-87092: avoid gcc warning on uninitialized struct field in assemble.c (#104460)

[iritkatriel]

https://github.com/python/cpython/commit/178153c9a6f32da8d132aae591c0cfebea7c6366
commit: 178153c9a6f32da8d132aae591c0cfebea7c6366
branch: main
author: Dong-hee Na <donghee.na at python.org>
committer: iritkatriel <1055913+iritkatriel at users.noreply.github.com>
date: 2023-05-14T12:03:30+01:00
summary:

gh-87092: avoid gcc warning on uninitialized struct field in assemble.c (#104460)

files:
M Python/assemble.c

diff --git a/Python/assemble.c b/Python/assemble.c
index 6889831ae3fe..8789d8ef978c 100644
--- a/Python/assemble.c
+++ b/Python/assemble.c
@@ -128,7 +128,7 @@ assemble_emit_exception_table_entry(struct assembler *a, int start, int end,
     assert(end > start);
     int target = handler->h_offset;
     int depth = handler->h_startdepth - 1;
-    if (handler->h_preserve_lasti) {
+    if (handler->h_preserve_lasti > 0) {
         depth -= 1;
     }
     assert(depth >= 0);
@@ -146,6 +146,7 @@ assemble_exception_table(struct assembler *a, instr_sequence *instrs)
     int ioffset = 0;
     _PyCompile_ExceptHandlerInfo handler;
     handler.h_offset = -1;
+    handler.h_preserve_lasti = -1;
     int start = -1;
     for (int i = 0; i < instrs->s_used; i++) {
         instruction *instr = &instrs->s_instrs[i];