From 9664f8da58abe718463ee31398e5d15de37f7289 Mon Sep 17 00:00:00 2001
From: Chris Rebert <code@rebertia.com>
Date: Mon, 9 Dec 2013 15:59:50 -0800
Subject: [PATCH 1/2] add parens around arithmetic in recursive mixin calls to
 comply with LESS strictMath

<3 @seven-phases-max for helping to confirm & debug this
X-Ref: https://github.com/less/less.js/issues/1725
---
 less/mixins.less | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/less/mixins.less b/less/mixins.less
index c107b566e1b9..b5beaddf283e 100644
--- a/less/mixins.less
+++ b/less/mixins.less
@@ -729,11 +729,11 @@
   // Common styles for all sizes of grid columns, widths 1-12
   .col(@index) when (@index = 1) { // initial
     @item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
-    .col(@index + 1, @item);
+    .col((@index + 1), @item);
   }
   .col(@index, @list) when (@index =< @grid-columns) { // general; "=<" isn't a typo
     @item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
-    .col(@index + 1, ~"@{list}, @{item}");
+    .col((@index + 1), ~"@{list}, @{item}");
   }
   .col(@index, @list) when (@index > @grid-columns) { // terminal
     @{list} {
@@ -751,11 +751,11 @@
 .make-grid-columns-float(@class) {
   .col(@index) when (@index = 1) { // initial
     @item: ~".col-@{class}-@{index}";
-    .col(@index + 1, @item);
+    .col((@index + 1), @item);
   }
   .col(@index, @list) when (@index =< @grid-columns) { // general
     @item: ~".col-@{class}-@{index}";
-    .col(@index + 1, ~"@{list}, @{item}");
+    .col((@index + 1), ~"@{list}, @{item}");
   }
   .col(@index, @list) when (@index > @grid-columns) { // terminal
     @{list} {
@@ -790,7 +790,7 @@
 .make-grid(@index, @class, @type) when (@index >= 0) {
   .calc-grid(@index, @class, @type);
   // next iteration
-  .make-grid(@index - 1, @class, @type);
+  .make-grid((@index - 1), @class, @type);
 }
 
 

From ab29b1a3352e89fe8756a34e49a38341edd06844 Mon Sep 17 00:00:00 2001
From: Chris Rebert <code@rebertia.com>
Date: Mon, 9 Dec 2013 16:12:41 -0800
Subject: [PATCH 2/2] misc strictMath compliance fixes

---
 less/dropdowns.less | 2 +-
 less/forms.less     | 2 +-
 less/panels.less    | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/less/dropdowns.less b/less/dropdowns.less
index 1a8f1973f418..4bdc223fcecb 100644
--- a/less/dropdowns.less
+++ b/less/dropdowns.less
@@ -142,7 +142,7 @@
   right: 0;
   bottom: 0;
   top: 0;
-  z-index: @zindex-dropdown - 10;
+  z-index: (@zindex-dropdown - 10);
 }
 
 // Right aligned dropdowns
diff --git a/less/forms.less b/less/forms.less
index 50df399e324f..f7fc5d66c8cc 100644
--- a/less/forms.less
+++ b/less/forms.less
@@ -352,7 +352,7 @@ input[type="checkbox"],
   // and other content below items
   .radio,
   .checkbox {
-    min-height: @line-height-computed + (@padding-base-vertical + 1);
+    min-height: (@line-height-computed + (@padding-base-vertical + 1));
   }
 
   // Make form groups behave like rows
diff --git a/less/panels.less b/less/panels.less
index 37ab67043638..a6b723c68cef 100644
--- a/less/panels.less
+++ b/less/panels.less
@@ -102,7 +102,7 @@
 .panel-heading {
   padding: 10px 15px;
   border-bottom: 1px solid transparent;
-  .border-top-radius(@panel-border-radius - 1);
+  .border-top-radius((@panel-border-radius - 1));
 
   > .dropdown .dropdown-toggle {
     color: inherit;
@@ -126,7 +126,7 @@
   padding: 10px 15px;
   background-color: @panel-footer-bg;
   border-top: 1px solid @panel-inner-border;
-  .border-bottom-radius(@panel-border-radius - 1);
+  .border-bottom-radius((@panel-border-radius - 1));
 }