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-rw-r--r--line-log.c15
-rwxr-xr-xt/t4211-line-log.sh2
-rw-r--r--t/t4211/sha1/expect.multiple6
-rw-r--r--t/t4211/sha1/expect.no-assertion-error90
-rw-r--r--t/t4211/sha1/expect.two-ranges6
-rw-r--r--t/t4211/sha256/expect.multiple6
-rw-r--r--t/t4211/sha256/expect.no-assertion-error90
-rw-r--r--t/t4211/sha256/expect.two-ranges6
8 files changed, 218 insertions, 3 deletions
diff --git a/line-log.c b/line-log.c
index 07f2154e84..8ab28cf21b 100644
--- a/line-log.c
+++ b/line-log.c
@@ -201,7 +201,7 @@ static void range_set_difference(struct range_set *out,
* b: ------|
*/
j++;
- if (j >= b->nr || end < b->ranges[j].start) {
+ if (j >= b->nr || end <= b->ranges[j].start) {
/*
* b exhausted, or
* a: ----|
@@ -408,7 +408,7 @@ static void diff_ranges_filter_touched(struct diff_ranges *out,
assert(out->target.nr == 0);
for (i = 0; i < diff->target.nr; i++) {
- while (diff->target.ranges[i].start > rs->ranges[j].end) {
+ while (diff->target.ranges[i].start >= rs->ranges[j].end) {
j++;
if (j == rs->nr)
return;
@@ -939,9 +939,18 @@ static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *rang
long t_cur = t_start;
unsigned int j_last;
+ /*
+ * If a diff range touches multiple line ranges, then all
+ * those line ranges should be shown, so take a step back if
+ * the current line range is still in the previous diff range
+ * (even if only partially).
+ */
+ if (j > 0 && diff->target.ranges[j-1].end > t_start)
+ j--;
+
while (j < diff->target.nr && diff->target.ranges[j].end < t_start)
j++;
- if (j == diff->target.nr || diff->target.ranges[j].start > t_end)
+ if (j == diff->target.nr || diff->target.ranges[j].start >= t_end)
continue;
/* Scan ahead to determine the last diff that falls in this range */
diff --git a/t/t4211-line-log.sh b/t/t4211-line-log.sh
index 950451cf6a..0a7c3ca42f 100755
--- a/t/t4211-line-log.sh
+++ b/t/t4211-line-log.sh
@@ -78,6 +78,8 @@ canned_test "-L :main:a.c -L 4,18:a.c simple" multiple-overlapping
canned_test "-L 4:a.c -L 8,12:a.c simple" multiple-superset
canned_test "-L 8,12:a.c -L 4:a.c simple" multiple-superset
+canned_test "-L 10,16:b.c -L 18,26:b.c main" no-assertion-error
+
test_bad_opts "-L" "switch.*requires a value"
test_bad_opts "-L b.c" "argument not .start,end:file"
test_bad_opts "-L 1:" "argument not .start,end:file"
diff --git a/t/t4211/sha1/expect.multiple b/t/t4211/sha1/expect.multiple
index 76ad5b598c..1eee8a7801 100644
--- a/t/t4211/sha1/expect.multiple
+++ b/t/t4211/sha1/expect.multiple
@@ -102,3 +102,9 @@ diff --git a/a.c b/a.c
+ s++;
+ }
+}
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha1/expect.no-assertion-error b/t/t4211/sha1/expect.no-assertion-error
new file mode 100644
index 0000000000..994c37db1e
--- /dev/null
+++ b/t/t4211/sha1/expect.no-assertion-error
@@ -0,0 +1,90 @@
+commit 0d8dcfc6b968e06a27d5215bad1fdde3de9d6235
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:50:24 2013 +0100
+
+ move within the file
+
+diff --git a/b.c b/b.c
+--- a/b.c
++++ b/b.c
+@@ -25,0 +18,9 @@
++long f(long x)
++{
++ int s = 0;
++ while (x) {
++ x /= 2;
++ s++;
++ }
++ return s;
++}
+
+commit 4659538844daa2849b1a9e7d6fadb96fcd26fc83
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,7 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 100b61a6f2f720f812620a9d10afb3a960ccb73c
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit a6eb82647d5d67f893da442f8f9375fd89a3b1e2
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -17,5 +17,5 @@
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit de4c48ae814792c02a49c4c3c0c757ae69c55f6a
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha1/expect.two-ranges b/t/t4211/sha1/expect.two-ranges
index 6109aa0dce..c5164f3be3 100644
--- a/t/t4211/sha1/expect.two-ranges
+++ b/t/t4211/sha1/expect.two-ranges
@@ -100,3 +100,9 @@ diff --git a/a.c b/a.c
+ s++;
+ }
+}
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.multiple b/t/t4211/sha256/expect.multiple
index ca00409b9a..dbd987b74a 100644
--- a/t/t4211/sha256/expect.multiple
+++ b/t/t4211/sha256/expect.multiple
@@ -102,3 +102,9 @@ diff --git a/a.c b/a.c
+ s++;
+ }
+}
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.no-assertion-error b/t/t4211/sha256/expect.no-assertion-error
new file mode 100644
index 0000000000..36ed12aa9c
--- /dev/null
+++ b/t/t4211/sha256/expect.no-assertion-error
@@ -0,0 +1,90 @@
+commit eb871b8aa9aff323e484723039c9a92ab0266e060bc0ef2afb08fadda25c5ace
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:50:24 2013 +0100
+
+ move within the file
+
+diff --git a/b.c b/b.c
+--- a/b.c
++++ b/b.c
+@@ -25,0 +18,9 @@
++long f(long x)
++{
++ int s = 0;
++ while (x) {
++ x /= 2;
++ s++;
++ }
++ return s;
++}
+
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,7 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -17,5 +17,5 @@
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.two-ranges b/t/t4211/sha256/expect.two-ranges
index af57c8b997..6a94d3b9cb 100644
--- a/t/t4211/sha256/expect.two-ranges
+++ b/t/t4211/sha256/expect.two-ranges
@@ -100,3 +100,9 @@ diff --git a/a.c b/a.c
+ s++;
+ }
+}
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}