(jump_optimize): Ensure operand of REG_NOTES is an INSN; otherwise, we
authorRichard Kenner <kenner@gcc.gnu.org>
Tue, 3 Nov 1992 19:57:52 +0000 (14:57 -0500)
committerRichard Kenner <kenner@gcc.gnu.org>
Tue, 3 Nov 1992 19:57:52 +0000 (14:57 -0500)
commita8fc41afdd494825e0df0225a1e60f23a43f309a
treea403d1c499f3528ec515a74786d9472381ffdfb8
parentb76e0b7680d1e2a13af717e52475e5114208c33e
(jump_optimize): Ensure operand of REG_NOTES is an INSN; otherwise, we
might try to read outside allocated memory.

From-SVN: r2684
gcc/jump.c