From: Jakub Jelinek <jakub@redhat.com>
Date: Tue, 10 Dec 2019 21:05:59 +0000 (+0100)
Subject: re PR rtl-optimization/92882 (ICE in regstat_bb_compute_calls_crossed, at regstat... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5e72bcc1dd04034341c93f1cd0b0ac8fdf43e966;p=gcc.git

re PR rtl-optimization/92882 (ICE in regstat_bb_compute_calls_crossed, at regstat.c:327 since r279124)

	PR rtl-optimization/92882
	* regstat.c (regstat_bb_compute_calls_crossed): Don't check
	INSN_UID against DF_INSN_SIZE or use DF_INSN_INFO_GET unless
	NONDEBUG_INSN_P.

	* gfortran.dg/pr92882.f: New test.

From-SVN: r279196
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 71609c9121f..f1276b4a7bb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,10 @@
 2019-12-10  Jakub Jelinek  <jakub@redhat.com>
 
+	PR rtl-optimization/92882
+	* regstat.c (regstat_bb_compute_calls_crossed): Don't check
+	INSN_UID against DF_INSN_SIZE or use DF_INSN_INFO_GET unless
+	NONDEBUG_INSN_P.
+
 	PR ipa/92883
 	* ipa-cp.c (propagate_vr_across_jump_function): Pass jvr rather
 	than *jfunc->m_vr to intersect.  Formatting fix.
diff --git a/gcc/regstat.c b/gcc/regstat.c
index bf95ecc1273..48872c77775 100644
--- a/gcc/regstat.c
+++ b/gcc/regstat.c
@@ -324,13 +324,13 @@ regstat_bb_compute_calls_crossed (unsigned int bb_index, bitmap live)
 
   FOR_BB_INSNS_REVERSE (bb, insn)
     {
+      if (!NONDEBUG_INSN_P (insn))
+	continue;
+
       gcc_assert (INSN_UID (insn) < (int) DF_INSN_SIZE ());
       struct df_insn_info *insn_info = DF_INSN_INFO_GET (insn);
       unsigned int regno;
 
-      if (!NONDEBUG_INSN_P (insn))
-	continue;
-
       /* Process the defs.  */
       if (CALL_P (insn))
 	{
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4f4a2a55e9b..2c7d90a82f8 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2019-12-10  Jakub Jelinek  <jakub@redhat.com>
 
+	PR rtl-optimization/92882
+	* gfortran.dg/pr92882.f: New test.
+
 	PR ipa/92883
 	* gcc.dg/ipa/pr92883.c: New test.
 
diff --git a/gcc/testsuite/gfortran.dg/pr92882.f b/gcc/testsuite/gfortran.dg/pr92882.f
new file mode 100644
index 00000000000..476154b6888
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr92882.f
@@ -0,0 +1,4 @@
+C PR rtl-optimization/92882
+C { dg-do compile }
+C { dg-options "-O2 -fno-inline" }
+      INCLUDE 'secnds.f'