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Diffstat (limited to 'iconvdata/iso-2022-cn-ext.c')
-rw-r--r--iconvdata/iso-2022-cn-ext.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/iconvdata/iso-2022-cn-ext.c b/iconvdata/iso-2022-cn-ext.c
index 2aca91c021..c1339fe933 100644
--- a/iconvdata/iso-2022-cn-ext.c
+++ b/iconvdata/iso-2022-cn-ext.c
@@ -575,6 +575,12 @@ DIAG_IGNORE_Os_NEEDS_COMMENT (5, "-Wmaybe-uninitialized");
 	      {								      \
 		const char *escseq;					      \
 									      \
+		if (outptr + 4 > outend)				      \
+		  {							      \
+		    result = __GCONV_FULL_OUTPUT;			      \
+		    break;						      \
+		  }							      \
+									      \
 		assert (used == CNS11643_2_set); /* XXX */		      \
 		escseq = "*H";						      \
 		*outptr++ = ESC;					      \
@@ -588,6 +594,12 @@ DIAG_IGNORE_Os_NEEDS_COMMENT (5, "-Wmaybe-uninitialized");
 	      {								      \
 		const char *escseq;					      \
 									      \
+		if (outptr + 4 > outend)				      \
+		  {							      \
+		    result = __GCONV_FULL_OUTPUT;			      \
+		    break;						      \
+		  }							      \
+									      \
 		assert ((used >> 5) >= 3 && (used >> 5) <= 7);		      \
 		escseq = "+I+J+K+L+M" + ((used >> 5) - 3) * 2;		      \
 		*outptr++ = ESC;					      \