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prevent lui from crashing with small source files

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llvm-svn: 192811
This commit is contained in:
Sriram Murali 2013-10-16 16:48:43 +00:00
parent 678a9431fd
commit 8a0386654a
1 changed files with 5 additions and 3 deletions
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8
lldb/utils/lui/sourcewin.py
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@ -103,10 +103,11 @@ class SourceWin(cui.TitledWin):
if self.viewline < 0:
raise Exception("negative viewline: pc=%d viewline=%d" % (self.pc_line, self.viewline))
if self.viewline + self.height > len(self.content) + 1:
end = min(total_lines, self.height - 1)
if self.viewline + end > len(self.content) + 1:
raise Exception("viewline too large: PC=%d viewline=%d (to %d of %d)" % (self.pc_line,
self.viewline,
self.viewline + self.height - 1,
self.viewline + end - 1,
total_lines))
def refreshSource(self, process = None):
@ -154,7 +155,8 @@ class SourceWin(cui.TitledWin):
source = ""
count = 1
self.win.erase()
for i in range(self.viewline, self.viewline + self.height - 1):
end = min(len(content), self.height -1)
for i in range(self.viewline, self.viewline + end):
if i > len(content) - 1:
raise Exception("Out of range content (%d-%d of %d)" % (self.viewline,
self.viewline + self.height - 1,