31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
Index: gdb-7.12.50.20170207/gdb/valops.c
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===================================================================
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--- gdb-7.12.50.20170207.orig/gdb/valops.c 2017-02-26 17:26:43.839146565 +0100
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+++ gdb-7.12.50.20170207/gdb/valops.c 2017-02-26 17:28:40.840988272 +0100
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@@ -1112,6 +1112,8 @@
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struct gdbarch *gdbarch;
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int value_reg;
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+ value_reg = VALUE_REGNUM (toval);
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+
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/* Figure out which frame this is in currently.
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We use VALUE_FRAME_ID for obtaining the value's frame id instead of
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@@ -1121,8 +1123,14 @@
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frame. */
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frame = frame_find_by_id (VALUE_FRAME_ID (toval));
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- value_reg = VALUE_REGNUM (toval);
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-
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+ /* "set $reg+=1" should work on programs with no debug info,
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+ but frame_find_by_id returns NULL here (RH bug 436037).
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+ Use current frame, it represents CPU state in this case.
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+ If frame_find_by_id is changed to do it internally
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+ (it is contemplated there), remove this. */
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+ if (!frame)
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+ frame = get_current_frame ();
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+ /* Probably never happens. */
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if (!frame)
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error (_("Value being assigned to is no longer active."));
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